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イエロー2G.
イエロー2G
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Disodium 2,5-dichloro-4-[3-methyl-5-oxo-4-(4-sulfonatophenyl)diazenyl-4H-pyrazol-1-yl]benzenesulfonate
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別称 Lissamine Fast Yellow; C.I. Acid Yellow 17; C.I. 18965; Light Fast Yellow 2G; C.I. Food Yellow 5; Acid Leather Yellow 2GL; Erio Flavine SX; Fenalan Yellow G; Erio Flavine 3G; Kayacyl Yellow GG
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識別情報
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CAS登録番号
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6359-98-4
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PubChem
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4284331
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ChemSpider
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3490830
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日化辞番号
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J37.942E
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EC番号
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2288190
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E番号
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E107 (着色料)
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CC1=NN(C(=O)C1N=NC2=CC=C(C=C2)S(=O)(=O)[O-])C3=CC(=C(C=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+]
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InChI=1S/C16H12Cl2N4O7S2/c1-8-15(20-19-9-2-4-10(5-3-9)30(24,25)26)16(23)22(21-8)13-6-12(18)14(7-11(13)17)31(27,28)29/h2-7,15H,1H3,(H,24,25,26)(H,27,28,29)/p-2/b20-19+ Key: DWYWPBYWDAZKNX-FMQUCBEESA-L InChI=1S/C16H12Cl2N4O7S2/c1-8-15(20-19-9-2-4-10(5-3-9)30(24,25)26)16(23)22(21-8)13-6-12(18)14(7-11(13)17)31(27,28)29/h2-7,15H,1H3,(H,24,25,26)(H,27,28,29)/p-2/b20-19+ Key: DWYWPBYWDAZKNX-FMQUCBEESA-L
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特性
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化学式
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C16H10Na2N4O7S2
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モル質量
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551.29 g/mol
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危険性
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Sフレーズ
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S24 S25 S28A S37 S45
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特記なき場合、データは常温 (25 °C)・常圧 (100 kPa) におけるものである。
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イエロー2G (yellow 2G) は、E番号 E107の食品着色料である。黄色の粉末であり水に溶ける。系統的にはアゾ染料である。
EU内では承認されているが、英国食品基準局ではリストされていない[1]。
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